SOLUTION: Use log4(7) ≈ 1.4037 and log4 (3) ≈ 0.7925 to approximate the value of each expression. log4 (21) and log4 (7/12) Thanks.

Algebra ->  Test -> SOLUTION: Use log4(7) ≈ 1.4037 and log4 (3) ≈ 0.7925 to approximate the value of each expression. log4 (21) and log4 (7/12) Thanks.       Log On


   

Question 1039795: Use log4(7) ≈ 1.4037 and log4 (3) ≈ 0.7925 to approximate the value of each expression.
log4 (21)
and log4 (7/12)
Thanks.

Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
base 4
system%28log%28%287%29%29=1.4037%2Clog%28%283%29%29=0.7925%29
Find log%28%2821%29%29.

log%28%2821%29%29
log%28%283%2A7%29%29
log%28%283%29%29%2Blog%28%287%29%29
0.7925%2B1.4037